Top Science News

August 23, 2026

Top Headlines

A Major Alzheimer’s Risk Gene May Shrink Brain Cells Years Before Symptoms

Aug. 23, 2026 Researchers have uncovered a possible reason why the Alzheimer’s risk gene APOE4 can disrupt the brain long before memory problems begin. In mice, APOE4 increased a protein called Nell2, shrinking ...

Scientists Left This Farm Field Alone. Thousands of Orchids Appeared

Aug. 23, 2026 An abandoned farm field became a flourishing wildflower meadow within little more than a decade, with plant diversity doubling and thousands of orchids appearing naturally. The discovery suggests that simply giving nature time to recover could be a ...

The Dental Crown of the Future Could Be 3D-printed While You Wait

Aug. 23, 2026 Researchers have found a way to slash the processing time for 3D-printed zirconia crowns from as much as 100 hours to under 30 minutes. The advance could eventually let dentists print strong, customized permanent crowns for patients within a single ...

Scientists Turn Tiny “Defects” Into a 5.5x Heat Transfer Boost

Aug. 23, 2026 Scientists have developed an ultrathin coating that could dramatically improve how efficiently heat is transferred during condensation. By turning tiny polymer structures once considered “defects” into places where water droplets can form, then ...

Physicists Create a Tiny “Big Bang” with Surprisingly Small Atomic Nuclei

Aug. 23, 2026 Researchers at CERN have created microscopic versions of the early Universe by colliding surprisingly small atomic nuclei at nearly the speed of light. The collisions produced quark-gluon plasma, the ...

A Hidden “on Switch” in Human DNA Has Finally Been Decoded

Aug. 23, 2026 Researchers have used AI to uncover the DNA signature of a key genetic “switch” involved in turning genes on. After analyzing about 500,000 DNA sequences, the model identified the initiator in roughly 60% of human genes. The breakthrough could ...

Experimental Compound Helps Burn Fat Without Muscle Loss

Aug. 23, 2026 A decades-old compound may point to a new way of treating obesity by making the body burn more energy rather than simply reducing appetite. In mice, TOFA increased energy use by as much as 18%, reduced body fat without significant muscle loss, and ...

Cannabis Use Linked to 37% Higher Stroke Risk in Massive Study

Aug. 23, 2026 A massive analysis involving more than 100 million people has found strong links between recreational drug use and stroke, including among younger adults. Cocaine was associated with nearly double the risk of stroke, amphetamines with more than ...

This Common Vitamin Was Linked to 13% Better Cognitive Scores

Aug. 23, 2026 Older adults with mild cognitive impairment and sleep problems who took at least 5,000 IU of vitamin D daily scored more than 13% higher on a cognitive test than those taking none. The preliminary findings suggest vitamin D could be worth studying ...

Black Holes Keep Tearing These Stars Apart, but They Survive

Aug. 23, 2026 Astronomers have found stars that repeatedly skim past supermassive black holes, surviving each encounter while producing a new burst of light. In some systems, those flares mysteriously fade with every return. Researchers now think the key may be ...

This Shark Can Live 400 Years. Its Eyes Barely Seem to Age

Aug. 22, 2026 Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found healthy eye tissue and active proteins specially adapted for seeing blue light in the dim Arctic depths. DNA ...

Quitting Alcohol May Prime the Brain for Relapse

Aug. 22, 2026 Mice that developed compulsive drinking after alcohol abstinence showed more than double the activity in a brain region associated with stress and addiction. Because the signal appeared before they drank again, researchers think it could eventually ...

Latest Headlines

updated 11:16am EDT

Multilingual People May Have Brains Up to 13 Years Younger

Aug. 22, 2026 People who speak several languages may have brains that age more slowly, with four-language speakers showing brains that appeared about 13 years younger than those of monolinguals. Starting earlier ...

JWST Finds Early Galaxies May Be 4 Times More Massive Than Thought

Aug. 22, 2026 Astronomers using JWST have discovered that massive early galaxies contain far more small, faint stars than expected. That hidden population could make some of these galaxies three to four times more ...

This Yeast Supplement May Boost Cancer-Fighting Immunity

Aug. 22, 2026 A simple yeast-based food supplement may help restore the immune system’s ability to fight cancer, according to new research in mice. Scientists found that yeast beta-glucan reprogrammed early ...

Queen Bees Have a Disturbing Way to Survive Pesticides

Aug. 21, 2026 Honeybee queens exposed to pesticides can shift some of the contamination into their eggs, revealing a previously unknown survival strategy. The process may protect the queen while putting developing ...

Archaeologists Discover Mysterious 400-Year-Old Indigenous Pot in Florida

Aug. 21, 2026 A tiny, fully intact Indigenous pot buried for roughly 400 years has left archaeologists wondering why such a usable object was deliberately abandoned. Found at a historic Potano-Timucua village in ...

This Weight-Loss Hormone May Protect the Liver Even Without Weight Loss

Aug. 21, 2026 A hormone already known for curbing appetite and supporting weight loss may have a surprising second job: protecting the liver from inflammation and scarring. Researchers at McMaster University found ...

2,200-Year-Old Roman Shipwreck Reveals Ancient Waterproofing Secrets

Aug. 21, 2026 Scientists analyzing a 2,200-year-old Roman shipwreck found that its hull was coated with pine tar and, in one area, a mixture of tar and beeswax. Pollen trapped in those ancient coatings acted like ...

A Strange New Quantum Droplet Can Hold Itself Together

Aug. 21, 2026 Two very different types of quantum particles may be able to form stable droplets that hold themselves together, challenging decades of conventional thinking. The prediction could soon be tested ...

Hidden Magnetism Inside Atoms May Explain Mysterious Gamma Rays

Aug. 21, 2026 For decades, scientists have puzzled over why certain atomic nuclei unexpectedly produce large numbers of low-energy gamma rays. A new experiment traced the effect to magnetic changes inside the ...

A Lost Mega-Cliff May Explain the Grand Canyon’s Missing Billion Years

Aug. 20, 2026 A colossal cliff system created as the supercontinent Rodinia broke apart may have exposed the heart of the Grand Canyon nearly a billion years before the Colorado River carved it. The ancient ...

A SpaceX Rocket Smashed Into the Moon — NASA Just Revealed the Crater

Aug. 20, 2026 A discarded SpaceX Falcon 9 stage crashed into the Moon on Aug. 5, leaving behind a newly formed crater about 60 feet wide. NASA’s Lunar Reconnaissance Orbiter captured detailed images showing ...

Scientists Say the Human Family Tree May Need a Major Rewrite

Aug. 20, 2026 The human family tree may be due for a major rewrite. Researchers argue that Australopithecus and Paranthropus should be folded into the genus Homo because new fossils have blurred many of the traits ...

16 Mummies and a Dog Reveal a Hidden Order Inside an Ancient Egyptian Tomb

Aug. 19, 2026 A tomb in Egypt’s Theban Necropolis reveals a surprisingly organized story of burial, reuse, and changing beliefs spanning hundreds of years. Researchers found 16 mummified people, the remains of ...

This Total Solar Eclipse Looked Strangely Golden — Here’s Why

Aug. 20, 2026 Spain’s total solar eclipse delivered an unexpected sight: a corona glowing gold instead of its usual pearly white. Because the Sun was setting, its light passed through more atmosphere, while ...

Researchers Reveal Deeper Workings of Brain’s Information Hub

Aug. 19, 2026 The brain has a remarkably flexible system for handling uncertainty and changing situations. Researchers found that the frontoparietal cortex constantly shifts how it communicates with other brain ...

Tiny Quantum Engines Reveal Useful Energy Hiding in “waste Heat”

Aug. 19, 2026 A tiny machine made from just an atom and particles of light may sound impossibly simple, but it raises a surprisingly difficult question: what counts as heat, and what energy can still do useful ...

This 23-Foot Crocodylian May Have Ruled South America’s Food Chain

Aug. 19, 2026 Miocene South America was packed with giant prey—and the predators hunting them were just as spectacular. Fossil bite marks suggest crocodylians, especially the enormous Purussaurus neivensis, were ...

Scientists Crushed Diamond Beyond Neptune-Like Pressures—and Solved a 20-Year Mystery

Aug. 20, 2026 Extreme experiments have revealed how diamond behaves at crushing pressures beyond those inside Neptune and Uranus, resolving a decades-old conflict between theory and observation. The results could ...

Coffee Drinkers Have Less Fat, More Muscle, and Surprising Hormone Differences

Aug. 19, 2026 Coffee drinkers may be getting more than an energy boost. A Finnish study found that people who drank more coffee tended to have less total and abdominal fat, more muscle, and healthier metabolic ...

Physicists Discover a Hidden Gluon Structure Inside Protons That Could Rewrite Textbooks

Aug. 16, 2026 Physicists may have uncovered a hidden feature inside protons that helps preserve one of matter’s most fundamental properties. RHIC collision data suggest baryon number is carried not simply by ...

Animals Have Been Eating Nature’s Original Bioplastic for Millions of Years

Aug. 17, 2026 Nature invented biodegradable plastic long before humans did—and animals may have been feeding on it for hundreds of millions of years. Researchers discovered that dozens of animal species possess ...

A 236-Million-Year-Old Fossil Could Rewrite the Story of Mammalian Birth

Aug. 13, 2026 Scientists may have uncovered evidence that a mammal ancestor was giving birth to live young 236 million years ago. A fossilized cynodont showed a neonatal growth line and an unusually large birth ...

A Surprising Brain Discovery Could Help Explain Why We Overeat Fatty Foods

Aug. 13, 2026 A protein inside appetite-controlling brain cells may play an important role in preventing overeating and obesity, particularly when high-fat foods are readily available. Unexpected differences ...

Scientists Tracked Kids for 8 Years — the Screen Time Result Was Unexpected

Aug. 17, 2026 An eight-year Finnish study found that children who spent more time on screens tended to show better cognitive processing as teenagers, challenging common assumptions about screen use. Researchers ...

Women Taking Estrogen Had Fewer Signs of Alzheimer’s in Their Brains

Aug. 14, 2026 Women who used estrogen-only hormone therapy later in life were less likely to develop dementia and showed fewer signs of Alzheimer’s disease in their brains, according to a large study of more ...

JWST Spots a Bizarre “black Hole Star” 100 Billion Times Brighter Than a Star

Aug. 13, 2026 Astronomers using the James Webb Space Telescope have discovered a bizarre object from just a few hundred million years after the Big Bang that looks like an enormous star but shines far too brightly ...

Ozempic Does Something Unexpected to the Brain’s Hunger Neurons

Aug. 20, 2026 Ozempic may work in the brain in almost the opposite way scientists expected, activating hunger-linked neurons that appear essential for sustaining fat loss. The surprising discovery in mice could ...

A Strange Crystal Made of Electrons Just Revealed Its Hidden Motion

Aug. 12, 2026 Physicists have found a new way to peer inside one of matter’s most elusive quantum states: the Wigner crystal, where electrons stop behaving like independent particles and organize into a ...

James Webb Captures a Cosmic Lion Sculpted by a Dying Star

Aug. 12, 2026 James Webb has captured a striking new infrared view of NGC 2392, the Lion Nebula, revealing the dramatic aftermath of a dying Sun-like star. At its center, a scorching white dwarf is blasting ...

The Adult Brain Can Repair Itself Better Than Scientists Thought

Aug. 12, 2026 The adult brain may be far better at repairing itself than scientists once believed. In mice, researchers discovered a special group of support cells called astrocytes that respond to damaged brain ...